Automatic speaking valve



FIG. 1 is a perspective view of an automatic speaking valve including a first embodiment of my new design;

FIG. 2 is a front view of the first embodiment;

FIG. 3 is a rear view of the first embodiment;

FIG. 4 is a perspective view of an automatic speaking valve including a second embodiment of my new design;

FIG. 5 is a front view of the second embodiment;

FIG. 6 is a rear view of the second embodiment;

FIG. 7 is a top view of the first embodiment;

FIG. 8 is a top view of the second embodiment; and,

FIG. 9 is a bottom view of the first and second embodiment. 

CLAIM The ornamental design for an automatic speaking valve, as shown and described. 